Cross-sectional study of electrocardiographic pattern in healthy children resident at high altitude.

abstract：:Cross-sectional geometrical (CSG) properties of an Iron Age Samnite group from the Alfedena necropolis (Abruzzo, Italy, 2600-2400 B.P.) are compared with a Ligurian Neolithic sample (6000-5500 B.P.). In the period under examination, Samnites were organized in a tribal confederation led by patrilinear aristocracies, in...

journal_title：American journal of physical anthropology

authors： Sparacello VS,Pearson OM,Coppa A,Marchi D

更新日期：2011-01-01 00:00:00

abstract：:Sexual dimorphism in primate species expresses the effects of phylogeny, life history, behavior, and ontogeny. The causes and implications of sexual dimorphism have been studied in several different primates using a variety of morphological databases such as body weight, canine length, and coat color and ornamentation...

journal_title：American journal of physical anthropology

authors： Masterson TJ,Hartwig WC

更新日期：1998-11-01 00:00:00

abstract：:We constructed a three-dimensional whole-body musculoskeletal model of the Japanese macaque (Macaca fuscata) based on computed tomography and dissection of a cadaver. The skeleton was modeled as a chain of 20 bone segments connected by joints. Joint centers and rotational axes were estimated by joint morphology based ...

journal_title：American journal of physical anthropology

authors： Ogihara N,Makishima H,Aoi S,Sugimoto Y,Tsuchiya K,Nakatsukasa M

更新日期：2009-07-01 00:00:00

abstract：:Fourteen morphologic crown traits were observed in a sample of 1528 Pima Indians of south-central Arizona. Pima dentitions are characterized by high frequencies of shoveling, incisor winging, the hypocone, the lower canine distal accessory ridge, cusp 6, and the protostylid. They exhibit low frequencies of the metacon...

journal_title：American journal of physical anthropology

authors： Scott GR,Potter RH,Noss JF,Dahlberg AA,Dahlberg T

更新日期：1983-05-01 00:00:00

abstract：:Patterns of carious lesions were analyzed in the Classic period coastal Maya population of Xcambó, a salt production and administration center in northern Yucatan. To this end, the study investigated caries in the permanent dentitions of 163 adult skeletons, 23 from the Early Classic (AD 250-550) and 140 from the Late...

journal_title：American journal of physical anthropology

authors： Cucina A,Cantillo CP,Sosa TS,Tiesler V

更新日期：2011-08-01 00:00:00

abstract：:We studied patterns of genetic relatedness and paternity in moustached tamarins, small Neotropical primates living in groups of 1-4 adult males and 1-4 adult females. Generally only one female per group breeds, mating with more than one male. Twin birth are the norm. In order to examine the genetic consequences of thi...

journal_title：American journal of physical anthropology

authors： Huck M,Löttker P,Böhle UR,Heymann EW

更新日期：2005-08-01 00:00:00

abstract：:Recent studies have demonstrated the potential application of computed tomography (CT) in research into bone density. Clinical studies of bone density using CT commonly employ a dipotassium phosphate phantom to calibrate measurements of mineral density. Designed for in vivo studies, the use of this phantom requires th...

journal_title：American journal of physical anthropology

authors： Chen X,Lam YM

更新日期：1997-08-01 00:00:00

abstract：:Total testosterone and dihydrotestosterone in blood serum as well as free testosterone in saliva were determined by radioimmunoassay in 110 healthy young men. The results were compared with the development of terminal hair on the trunk and limbs, with the disposition to balding and with the disposition to acne. No sig...

journal_title：American journal of physical anthropology

authors： Knussmann R,Christiansen K,Kannmacher J

更新日期：1992-05-01 00:00:00

abstract：OBJECTIVES:Histomorphometric studies show consistent links between physical activity patterns and the microstructure underlying the size and shape of bone. Here, we adopt a combined bone approach to explore variation in microstructure of ribs and humeri related to physical activity and historical records of manual labo...

journal_title：American journal of physical anthropology

authors： Pitfield R,Deter C,Mahoney P

更新日期：2019-08-01 00:00:00

abstract：:The adventus Saxonum is a crucial event in English protohistory. Scholars from a range of disciplines dispute the scale and demographic profile of the purported colonizing population. The 5th-7th century burial ground at West Heslerton, North Yorkshire, is one of the few Anglian cemeteries where an associated settleme...

journal_title：American journal of physical anthropology

authors： Montgomery J,Evans JA,Powlesland D,Roberts CA

更新日期：2005-02-01 00:00:00

abstract：:Leprosy was a well-recognized and dreaded disease in medieval Europe (5th-15th century AD). It is reported to have reached Germany with the Roman invasion. A much larger fraction than previously assumed appears to have been affected by leprosy in the medieval period. This article estimates the frequency (i.e., the pre...

journal_title：American journal of physical anthropology

authors： Boldsen JL

更新日期：2008-03-01 00:00:00

abstract：:Bones in the axial and appendicular skeletons exhibit heterogeneous growth patterns between different ethnic and sex groups. However, the influence of this differential growth on the expression of bone mineral content is not yet established. The aims of the present study were to investigate: 1) whether there are ethni...

journal_title：American journal of physical anthropology

authors： Nyati LH,Norris SA,Cameron N,Pettifor JM

更新日期：2006-05-01 00:00:00

abstract：:The Warao Indian village of Jobure has two modes for height within its adult male population. One mode is at 158 cm and the second occurs at 169 cm. Mean height for adult males and females for this village is significantly higher (alpha less than or equal to 0.05) than for the other Warao villages studied. Examination...

journal_title：American journal of physical anthropology

authors： Fleischman ML

更新日期：1980-09-01 00:00:00

abstract：:Bone remodeling variables in the rib were analyzed for a skeletal population of medieval antiquity (ca. A.D. 550-1450) from Kulubnarti, in Sudanese Nubia. The skeletal remains are naturally mummified and in an excellent state of preservation. The study sample consists of thin sections from the ribs of 80 individuals, ...

journal_title：American journal of physical anthropology

authors： Mulhern DM

更新日期：2000-04-01 00:00:00

abstract：:The aims of the present study are to 1) determine and describe levels of dental fluctuating asymmetry (FA) in a highly endogamous human group; 2) evaluate the effects of various FA measures on perceived FA levels and their interrelationships; 3) study the connections between dental variables (tooth size, class, positi...

journal_title：American journal of physical anthropology

authors： Hershkovitz I,Livshits G,Moskona D,Arensburg B,Kobyliansky E

更新日期：1993-07-01 00:00:00

abstract：:Atypical wear and oral lesions were studied in the dental remains from the Middle Neolithic Pitted Ware Culture site Ajvide on the island of Gotland in the Baltic Sea. Teeth (n = 764) from 17 males and 11 females were examined microscopically to document unusual wear, assess wear patterns and oral lesions as evidence ...

journal_title：American journal of physical anthropology

authors： Molnar P

更新日期：2008-08-01 00:00:00

abstract：:An analysis of the anterior patellar groove of the human femur shows considerable variation in its medial and lateral spects. The groove itself, measured by the angle it encloses, shows considerably less variation than its individual components. The suggested functional relationship between bicondylar angle and latera...

journal_title：American journal of physical anthropology

authors： Wanner JA

更新日期：1977-07-01 00:00:00

abstract：:This study analyzes the distribution of ten protein genetic polymorphisms in eighteen populations from the most densely inhabited areas of Cameroon. The languages spoken belong to three different linguistic families [Afro-Asiatic (AA), Nilo-Saharan (NS) and Niger-Kordofanian (NK)]. The analysis of variation of allele ...

journal_title：American journal of physical anthropology

authors： Spedini G,Destro-Bisol G,Mondovì S,Kaptué L,Taglioli L,Paoli G

更新日期：1999-10-01 00:00:00

abstract：OBJECTIVES:A "dip" in the stable nitrogen isotope ratios (δ(15)N) of subadults in the late weaning/early post-weaning phase of growth and development has been observed. Speculatively, this is the mechanism of positive nitrogen balance operating among rapidly growing subadults. An alternate hypothesis for δ(15)N dips is...

journal_title：American journal of physical anthropology

authors： Reitsema LJ,Muir AB

更新日期：2015-06-01 00:00:00

abstract：:The histological method developed by Stout and Paine ([1992] Aln. J. Phys. Antropol. 87:111-115) for estimating age at death using the clavicle is tested on a known age independent sample from a nineteenth century cemetery near Spitalfriedhof St. Johann in Basel, Switzerland. The mean absolute difference between repor...

journal_title：American journal of physical anthropology

authors： Stout SD,Porro MA,Perotti B

更新日期：1996-05-01 00:00:00

abstract：:Large body size has been traditionally seen as the primary dietary adaptation of gorillas, facilitating their consumption of fibrous foods (Schaller ¿1963 The Mountain Gorilla; Watts ¿1990 Int. J. Primatol. 11:21-45). Nevertheless, recent research has emphasized frugivory among western lowland gorillas, as well as the...

journal_title：American journal of physical anthropology

authors： Remis MJ

更新日期：2000-06-01 00:00:00

abstract：:A survey of nine polymorphic loci for 82 North Amerindian populations was undertaken to test the hypothesis that increasing levels of sociocultural complexity are ineluctably accompanied by increased heterozygosity. The data reveal a significant relationship in the predicted direction. Moreover, the significant correl...

journal_title：American journal of physical anthropology

authors： Suarez BK,O'Rourke DH,Crouse JD

更新日期：1985-07-01 00:00:00

abstract：:An extensive (n = 739) sample of well-documented male pubic bones was examined for age-related features. Using the traditional aging methods, Todd's system was found to over-age and both the Todd and the McKern-Stewart systems did not account for age variability seen in advanced pubic bone patterns. Based on a 5-year ...

journal_title：American journal of physical anthropology

authors： Katz D,Suchey JM

更新日期：1986-04-01 00:00:00

abstract：:Life history theory predicts a trade-off between immunostimulation and growth. Using a cross-sectional study design, this study aims to test the hypothesis that C-reactive protein (CRP) is negatively associated with height-for-age z-scores (HAZ scores) and BMI-for-age z-scores (BAZ scores) among 6- to 19-year olds (N ...

journal_title：American journal of physical anthropology

authors： Konishi S,Parajuli RP,Takane E,Maharjan M,Tachibana K,Jiang HW,Pahari K,Inoue Y,Umezaki M,Watanabe C

更新日期：2014-05-01 00:00:00

abstract：:Artificial reshaping of the cranial vault has been practiced by many human groups and provides a natural experiment in which the relationships of neurocranial, cranial base, and facial growth can be investigated. We test the hypothesis that fronto-occipital artificial reshaping of the neurocranial vault results in spe...

journal_title：American journal of physical anthropology

authors： Cheverud JM,Kohn LA,Konigsberg LW,Leigh SR

更新日期：1992-07-01 00:00:00

abstract：:The relationship between ethnicity and biology is of interest to anthropologists, biomedical scientists, and historians in understanding how human groups are constructed. Ethnic self-identification in recently admixed groups such as Hispanics, African Americans, and Native Americans (NA) is likely to be complex due to...

journal_title：American journal of physical anthropology

authors： Klimentidis YC,Miller GF,Shriver MD

更新日期：2009-04-01 00:00:00

abstract：:Results concerning HLA types and 22 other blood genetic systems are reported for the Parakanã Indians of northern Brazil, a tribe that is notable for the light color and pilosity of some of its members. No clear evidence of Caucasoid admixture was found, but the Parakanã show unusual frequencies in the EsD1, PGM1(1) G...

journal_title：American journal of physical anthropology

authors： Black FL,Salzano FM,Layrisse Z,Franco MH,Harris NS,Weimer TA

更新日期：1980-01-01 00:00:00

abstract：:Hominid fossil teeth are analyzed in terms of size and shape and contrasted with teeth from a modern population to determine boundaries that can be placed on a reconstruction of the hominid phylogeny. Teeth alone are considered as they are the only material preserved in large enough quantities to measure population va...

journal_title：American journal of physical anthropology

authors： Read DW

更新日期：1975-01-01 00:00:00

abstract：OBJECTIVES:Depicting past epidemics currently relies on DNA-based detection of pathogens, an approach limited to pathogens with well-preserved DNA sequences. We used paleoserology as a complementary approach detecting specific antibodies under a mini line-blot format including positive and negative control antigens. M...

journal_title：American journal of physical anthropology

authors： Oumarou Hama H,Barbieri R,Guirou J,Chenal T,Mayer A,Ardagna Y,Signoli M,Aboudharam G,Raoult D,Drancourt M

更新日期：2020-12-01 00:00:00

abstract：OBJECTIVES:This study explores variation and trends in first molar enamel thickness and daily enamel secretion rates over a 2000 year period in Britain. METHODS:Permanent first molars (n = 89) from the Roman, Anglo-Saxon, and Medieval periods, as well as modern-day Britain, were analyzed using standard histological me...

journal_title：American journal of physical anthropology

authors： Aris C,Mahoney P,O'Hara MC,Deter C

更新日期：2020-09-01 00:00:00